[CRIU] [PATCH] zdtm.py: check permissions for memory mappings

[Andrew Vagin]

On Wed, Jul 13, 2016 at 03:33:19PM +0300, Pavel Emelyanov wrote:
> On 06/27/2016 05:52 PM, Andrey Vagin wrote:
> > From: Andrew Vagin <avagin at virtuozzo.com>
> 
> Andrey, will current criu-dev pass with this patch? If not what patches
> do we need to make it passing?

It was attempt to wirte a test for Stas' patch:
proc_parse: fix vma file open mode recognition

But it doesn't catch the origin problem and trigger another one:
https://github.com/xemul/criu/issues/180

> 
> > Signed-off-by: Andrew Vagin <avagin at virtuozzo.com>
> > ---
> >  test/zdtm.py | 7 ++++---
> >  1 file changed, 4 insertions(+), 3 deletions(-)
> > 
> > diff --git a/test/zdtm.py b/test/zdtm.py
> > index 9454399..7aed548 100755
> > --- a/test/zdtm.py
> > +++ b/test/zdtm.py
> > @@ -917,16 +917,17 @@ def get_visible_state(test):
> >  	for pid in pids:
> >  		files[pid] = set(os.listdir("/proc/%s/root/proc/%s/fd" % (test.getpid(), pid)))
> >  
> > -		cmaps = [[0, 0]]
> > +		cmaps = [[0, 0, ""]]
> >  		last = 0
> >  		for mp in open("/proc/%s/root/proc/%s/maps" % (test.getpid(), pid)):
> >  			m = map(lambda x: int('0x' + x, 0), mp.split()[0].split('-'))
> > -			if cmaps[last][1] == m[0]:
> > +			m.append(mp.split()[1])
> > +			if cmaps[last][1] == m[0] and cmaps[last][2] == m[2]:
> >  				cmaps[last][1] = m[1]
> >  			else:
> >  				cmaps.append(m)
> >  				last += 1
> > -		maps[pid] = set(map(lambda x: '%x-%x' % (x[0], x[1]), cmaps))
> > +		maps[pid] = set(map(lambda x: '%x-%x %s' % (x[0], x[1], x[2]), cmaps))
> >  
> >  		cmounts = []
> >  		try:
> > 
>